Submit Answer Relative Frequency A magazine published data on the best small firms in a certain year. These were firms which had been publicly traded for at least a year, have a stock price of at least $5 per share, and have reported annual revenue between $5 million and $1 billion. The table below shows the ages of the chief executive officers for the first 62 ranked firms. Age Frequency 40-44 7 45-49 11 50-54 17 55-59 12 60-64 10 65-69 4 70-74 1 Cumulative Relative Frequency (a) What is the frequency for CEO ages between (but not including) 54 and 65? (Enter your answer as a whole number.) (b) What percentage of CEOs are 65 years or older? (Round your answer to the nearest whole number.) % (c) What is the relative frequency of ages under 50? (Round your answer to two decimal places.) (d) What is the cumulative relative frequency for CEOs younger than 55? (Round your answer to two decimal places.) (e) Which graph shows the relative frequency? Relative Frequency 1.0 0.8 0.6 0.4 0.2 40-44 45-49 50-54 55-59 60-64 65-69 70-74 X Relative Frequency 1.0 0.8 0.6 0.4 0.2 40-44 Age Which graph shows the cumulative relative frequency? Relative Frequency Relative Frequency 1.0 0.8 0.6 0.4 0.2 40-44 45-49 50-54 Age 55-59 60-64 65-69 70-74 1.0- 0.8 0.6 0.4 0.2 45-49 50-54 55-59 Age 60-64 65-69 70-74 X 40-44 45-49 50-54 Age 55-59 60-64 65-69 70-74X
Submit Answer Relative Frequency A magazine published data on the best small firms in a certain year. These were firms which had been publicly traded for at least a year, have a stock price of at least $5 per share, and have reported annual revenue between $5 million and $1 billion. The table below shows the ages of the chief executive officers for the first 62 ranked firms. Age Frequency 40-44 7 45-49 11 50-54 17 55-59 12 60-64 10 65-69 4 70-74 1 Cumulative Relative Frequency (a) What is the frequency for CEO ages between (but not including) 54 and 65? (Enter your answer as a whole number.) (b) What percentage of CEOs are 65 years or older? (Round your answer to the nearest whole number.) % (c) What is the relative frequency of ages under 50? (Round your answer to two decimal places.) (d) What is the cumulative relative frequency for CEOs younger than 55? (Round your answer to two decimal places.) (e) Which graph shows the relative frequency? Relative Frequency 1.0 0.8 0.6 0.4 0.2 40-44 45-49 50-54 55-59 60-64 65-69 70-74 X Relative Frequency 1.0 0.8 0.6 0.4 0.2 40-44 Age Which graph shows the cumulative relative frequency? Relative Frequency Relative Frequency 1.0 0.8 0.6 0.4 0.2 40-44 45-49 50-54 Age 55-59 60-64 65-69 70-74 1.0- 0.8 0.6 0.4 0.2 45-49 50-54 55-59 Age 60-64 65-69 70-74 X 40-44 45-49 50-54 Age 55-59 60-64 65-69 70-74X
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.2: Representing Data
Problem 22PFA
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Relative Frequency
A magazine published data on the best small firms in a certain year. These were firms which had been publicly traded for at least a year, have a stock price of at least $5 per share, and have reported annual revenue
between $5 million and $1 billion. The table below shows the ages of the chief executive officers for the first 62 ranked firms.
Age
Frequency
40-44
7
45-49
11
50-54
17
55-59
12
60-64
10
65-69
4
70-74
1
Cumulative Relative
Frequency
(a) What is the frequency for CEO ages between (but not including) 54 and 65? (Enter your answer as a whole number.)
(b) What percentage of CEOs are 65 years or older? (Round your answer to the nearest whole number.)
%
(c) What is the relative frequency of ages under 50? (Round your answer to two decimal places.)
(d) What is the cumulative relative frequency for CEOs younger than 55? (Round your answer to two decimal places.)
(e) Which graph shows the relative frequency?
Relative
Frequency
1.0
0.8
0.6
0.4
0.2
40-44
45-49
50-54
55-59
60-64
65-69
70-74 X
Relative
Frequency
1.0
0.8
0.6
0.4
0.2
40-44
Age
Which graph shows the cumulative relative frequency?
Relative
Frequency
Relative
Frequency
1.0
0.8
0.6
0.4
0.2
40-44
45-49
50-54
Age
55-59
60-64
65-69
70-74
1.0-
0.8
0.6
0.4
0.2
45-49
50-54
55-59
Age
60-64
65-69
70-74 X
40-44
45-49
50-54
Age
55-59
60-64
65-69
70-74X
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